Explore the potential of geothermal energy in the UK and its role in reducing fossil fuel dependency in this 22-minute lecture by Professor Agust Gudmundsson from Royal Holloway, University of London. Gain insights into the principles of geothermal energy, including both deep and shallow applications. Learn about ongoing UK projects and discover the basics of shallow geothermal systems, including temperature considerations, loop systems, and heat pumps. Understand the heat island effect and its implications for geothermal energy. Examine the global, European, and UK-specific geothermal potential, providing a comprehensive overview of this sustainable energy source and its future prospects.